Caterpillar Cat 352F XE VG Excavator (Prefix XAJ) Service Repair Manual (XAJ00001 and up).pdf

Service Repair Manual
Models
352F XE VG Excavator

Shutdown SIS
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Product: EXCAVATOR
Model: 352F XE VG EXCAVATOR XAJ
Configuration: 352F XE VG Excavator XAJ00001-UP (MACHINE) POWERED BY C13 Engine
Disassembly and Assembly
349F XE and 352F XE Excavators Machine Systems
Media Number -UENR6800-01 Publication Date -01/09/2015 Date Updated -05/12/2017
i05331849
Final Drive - Disassemble
SMCS - 4050-015
Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-2420 Transmission Repair Stand 1
B 138-7575 Link Brackets 2
C 4C-8359 Eyebolt 3
D 138-7574 Link Brackets 2
E 154-6182 Forcing Bolts 3
Start By:
A. Remove the final drive and travel motor.
B. Remove the sprocket.
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https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...

Illustration 1 g02431160
1. Remove coupling (1) from final drive (2) .
2. Attach a suitable lifting device to the final drive, and turn final drive (2) over 180 degrees.
The weight of final drive (2) is approximately 590 kg (1300 lb).
3. Attach the final drive to Tooling (A) . Put an alignment mark across the sections of the final
drive for assembly purposes. All parts must be reinstalled in the original locations.
4. Remove setscrews (3) .
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5. Attach Tooling (B) and a suitable lifting device to cover (5) . The weight of cover (5) is
approximately 52 kg (115 lb).
Note: Use a soft faced hammer in order to break the seal between cover (5) and the ring
gear.
6. Remove bolts (4) , the washers, and cover (5) .
7. Remove spacer (6) .
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8. Remove shims (7) .
9. Remove socket head bolts (8) and ring gear (9) .
10. Remove sun gear (10) .
11. Remove carrier assembly (11) .
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13. Remove retaining ring (12) , thrust washer (13) , planetary gear (14) , bearing (16) , and
thrust washer (18) . Repeat for the remaining planetary gears.
14. Remove retaining ring (19) and sun gear (20) from the carrier.
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16. Attach Tooling (C) and a suitable lifting device to carrier assembly (19) . The weight of
carrier assembly (19) is approximately 45 kg (100 lb). Remove carrier assembly (22) .
17. Use a suitable punch and a suitable hammer to drive spring pin (24) into planetary shaft
(23) . Remove planetary shaft (23) , thrust washer (25) , planetary gear (26) , bearing (27) ,
and thrust washer (28) . Remove spring pin (24) from planetary shaft (23) . Repeat for the
remaining planetary gears.
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18. Remove retaining ring (29) and sun gear (30) from the carrier.
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20. Attach Tooling (C) and a suitable lifting device to carrier assembly (32) . The weight of
carrier assembly (32) is approximately 64 kg (140 lb). Remove carrier assembly (32) .
21. Use a suitable punch and a suitable hammer to drive spring pin (34) into planetary shaft
(33) . Remove planetary shaft (33) , thrust washer (35) , planetary gear (36) , bearings (37) ,
and thrust washer (38) . Remove spring pin (34) from planetary shaft (33) . Repeat for the
remaining planetary gears.
22. Attach Tooling (C) and a suitable lifting device to ring gear (39) . The weight of ring gear
(39) is approximately 82 kg (180 lb). Remove ring gear (39) from sprocket housing (40) .
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23. Remove O-ring seal (41) from sprocket housing (40) .
Note: Mark coupling gear (43) for assembly purposes.
24. Remove bolts (42) from coupling gear (43) .
Note: Mark the orientation of coupling gear (43) for assembly purposes.
25. Use Tooling (E) to remove coupling gear (43) . Remove coupling gear (43) .
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26. Remove shims (44) from the motor housing.
27. Attach Tooling (D) and a suitable lifting device to sprocket housing (40) . The weight of
sprocket housing (40) is 127 kg (280 lb). Remove the sprocket housing (40) and bearing
cone (45) .
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28. If necessary, remove dowel pins (46) .
29. Remove Duo-Cone seal (47) from the motor housing.
30. Remove Duo-Cone seal (51) from the sprocket housing.
31. Remove bolts (48) . Use Tooling (E) in Holes (Z) to remove plate (49) . Remove plate (49) .
32. Remove bearing cone (50) .
33. Remove bearing cups (52) from the sprocket housing.
34. Remove O-ring seal (53) .
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2020/10/11

Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 352F XE VG EXCAVATOR XAJ
Configuration: 352F XE VG Excavator XAJ00001-UP (MACHINE) POWERED BY C13 Engine
Disassembly and Assembly
349F XE and 352F XE Excavators Machine Systems
Media Number -UENR6800-01 Publication Date -01/09/2015 Date Updated -05/12/2017
i07287647
Final Drive - Assemble
SMCS - 4050-016
Specifications
Table 1
Specification for 480-7429 Final Drive Gp
Item Qty Part Specification Description
1 20
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143-0811
Bolt
Before assembly, the contact surfaces of the bolts, the washers, and
the tightened parts must be clean and free from protective coating and
oil.
Torque to 120 ± 20 N·m (89 ± 15 lb ft).
2 2
096-3216
Socket
Setscrew
Before assembly, apply blue Loctite 243 to the threads.
Torque to 105 ± 20 N·m (77 ± 15 lb ft).
3 28
7Y-5217
Bolt
Torque to 530 ± 70 N·m (391 ± 52 lb ft).
4 2
2R-0525
Bearing
Cup
Apply Loctite C5A Copper Anti-Seize to the inside diameter and
outside diameter of the mating parts.
5 1
255-2272
Duo-Cone
Seal Gp
Rubber toric seals and all surfaces in contact with the seals must be
clean and dry at assembly. Apply a thin layer of 6V-4876 Lubricant
on the surfaces of the metal seals that are in contact just before
installation. The metal seal must be assembled square with the bore.
The rubber toric seals must not bulge. The rubber toric seals must not
be twisted.
6 2
346-5556
Bearing
Cone
Apply Loctite C5A Copper Anti-Seize to the inside diameter and
outside diameter of the mating parts.
7 1
7Y-0808
Shim
As required, use the following shim to adjust the clearance (D) from
1.0 to 2.6 mm (0.04 to 0.10 inch).
Thickness is 1.6 (0.06 inch).
8 6
114-1541
Dowel Pin
Before assembly, apply Loctite C5A Copper Anti-Seize to the inside
diameter and outside diameter of the mating parts.
9 20
6V-8200
Bolt
Torque to 105 ± 20 N·m (77 ± 15 lb ft).
10 2
3E-2338
Pipe Plug
Torque to 80 ± 10 N·m (59 ± 7 lb ft).
12 As required, use the following shims. If two shims are required, install the thinner shim
next to coupling gear (11).
1
7Y-1472
Shim
Thickness is 0.15 ± 0.03 mm (0.006 ± 0.001 inch).
1
7Y-1473
Shim
1
7Y-1474
Shim
1
7Y-1475
Shim
1
7Y-1476
Shim
1 Thickness is 0.70 ± 0.06 mm (0.028 ± 0.002 inch).
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7Y-1477
Shim
1
7Y-1478
Shim
1
7Y-1479
Shim
1
7Y-1480
Shim
13 12
6V-8133
Bolt
Before assembly, the contact surfaces of the bolts, the washers, and
the tightened parts must be clean and free from protective coating and
oil. Apply blue Loctite 243 to the threads.
Torque to 900 ± 100 N·m (664 ± 74 lb ft).
Assembly Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 1P-2420 Transmission Repair Stand 1
B 138-7575 Link Brackets 2
C 4C-8359 Eyebolt 3
D 138-7574 Link Brackets 2
E 8T-9206 Duo-Cone Seal Installer As 1
F 5P-3931 Anti-Seize Compound -
G - Loctite 242 -
H - Loctite High Flex GM -
J 6V-2012 Depth Micrometer 1
K -
Bar Stock
2 inch x 2 inch by 17 inch
1
L 6V-7059 Micrometer 1
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1. Apply Tooling (F) to the outside surface of bearing cups (52). Install bearing cups (52). Make
sure that bearing cups (52) are properly seated.
2. Install O-ring seal (53).
3. Apply Tooling (F) to the inside surface of bearing cone (50). Install bearing cone (50).
Note: Make sure the contact surfaces of bolts (48) and plate (49) are free of oil and debris.
4. Install plate (49) and bolts (48).
5. Use Tooling (E) to install Duo-Cone seal (51). Install Duo-Cone seal (51).
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6. Apply Tooling (F) to dowel pins (46). Install dowel pins (46).
7. Use Tooling (E) to install Duo-Cone seal (47). Install Duo-Cone seal (47).
8. Attach Tooling (D) and a suitable lifting device to sprocket housing (40). The weight of
sprocket housing (40) is 127 kg (280 lb). Install sprocket housing (40).
9. Apply Tooling (F) to the outside surface of bearing cone (45). Install bearing cone (45).
10. Use Tooling (J) to measure Dimension (X) on coupling gear (43). Record Dimension (X).
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11. Use Tooling (K) and a suitable press to apply force to bearing cone (45). Apply a force of
10000 kg (22045 lb) to the top of Tooling (K). Rotate sprocket housing (40) to seat the
bearings.
12. Reduce the force on top of Tooling (K) to 3500 ± 350 kg (7715 ± 770 lb). Use Tooling (J) to
measure Dimension (W). Record Dimension (W).
13. Subtract Dimension (W) from Dimension (X) and record the difference as Dimension (V). The
correct shim thickness is Dimension (V). Use Tooling (L) to measure the correct thickness of
shims (44). The tolerance of Dimension (V) is 0 ± 0.05 mm (0 ± 0.002 inch). Install shims (44).
Note: Use a maximum of two shims (44). If two shims (44) are used to achieve the proper
dimension, install the thinner of the two shims toward the coupling gear.
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14. Apply Tooling (G) to the threads of bolts (42) Tighten bolts (42) evenly and tighten the bolts in
crisscross pattern. Install coupling gear (43) and bolts (42). Tighten bolts (42) to a torque of
900 ± 100 N·m (665 ± 75 lb ft).
15. Install O-ring seal (41) on sprocket housing (40).
16. Thoroughly clean the mating surface of sprocket housing (40) and ring gear (39).
17. Apply Tooling (H) on the mating surface of ring gear (39). Attach Tooling (C) and a suitable
lifting device to ring gear (39). The weight of ring gear (39) is approximately 82 kg (180 lb).
Install ring gear (39).
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18. Install thrust washer (38), bearings (37), planetary gear (36), thrust washer (35), planetary shaft
(33). Install spring pin (34) even with the outside surface of the carrier. Orient the split in the
spring pin horizontally to the carrier. Use a suitable punch and a suitable hammer to install
spring pin (34). Make a stake mark on each side of the spring pin hole in the carrier. Each stake
mark should be approximately 1.5 to 3.00 mm (0.59 to 0.118 inch) from the spring pin hole.
Repeat for the remaining planetary gears.
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19. Attach Tooling (C) and a suitable lifting device to carrier assembly (32). The weight of carrier
assembly (32) is approximately 64 kg (140 lb). Remove carrier assembly (32).
20. Install spacer (31).
21. Install sun gear (30) and retaining ring (29).
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22. Install thrust washer (28), bearing (27), planetary gear (26), thrust washer (25), planetary shaft
(23). Install spring pin (24) even with the outside surface of the carrier. Orient the split in the
spring pin horizontally to the carrier. Use a suitable punch and a suitable hammer to install
spring pin (24). Make a stake mark on each side of the spring pin hole in the carrier. Each stake
mark should be approximately 1.5 to 3.00 mm (0.59 to 0.118 inch) from the spring pin hole.
Repeat for the remaining planetary gears.
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23. Attach Tooling (C) and a suitable lifting device to carrier assembly (22). The weight of carrier
assembly (22) is approximately 45 kg (100 lb). Install carrier assembly (22).
25. Install sun gear (20) and retaining ring (19).
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26. Install thrust washer (18), bearing (16), planetary gear (14), thrust washer (13), and retaining
ring (12). Repeat for the remaining planetary gears.
28. Install carrier assembly (11).
29. Install sun gear (10).
30. Install ring gear (9) and socket head bolts (8).
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31. Use a suitable straight edge and Tooling (J) to measure Dimension (Y). Subtract the thickness
of the suitable straight edge from Dimension (Y) and record this measurement as Dimension
(R).
33. Use a suitable straight edge and Tooling (J) to measure Dimension (Z). Subtract the thickness
of the suitable straight edge from Dimension (Z) and record this measurement as Dimension
(S).
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